数控技术专业英语 高职PDF电子书下载

Unit 1 Introduction to Computer Numerical Control Manuf-acturing 1

Reading Target 1

Text 1

Words Study 5

Language Study 7

Translation 7

Supplementary Reading The History of Numerical Control 8

Unit 2 The Axis System 12

Reading Target 12

Text 12

Words Study 14

Language Study 15

Translation 16

Supplementary Reading Relative Tool Movement 16

Unit 3 Points and Coordinates 22

Reading Target 22

Text 22

Words Study 25

Language Study 26

Translation 27

Supplementary Reading Coordinates and Significant Points 28

Unit 4 Machine movements and control 35

Reading Target 35

Text 35

Words Study 39

Language Study 40

Translation 41

Supplementary Reading Contouring 42

Unit 5 Mathematics for CNC Programming 45

Reading Target 45

Text 45

Words Study 47

Language Study 48

Translation 49

Supplementary Reading Trigonometry 49

Unit 6 Tooling for CNC 54

Reading Target 54

Text 54

Words Study 57

Language Study 58

Translation 59

Supplementary Reading Tooling Systems 60

Unit 7 Program Planning 63

Reading Target 63

Text 63

Words Study 66

Language Study 67

Translation 67

Supplementary Reading Initial Information 68

Unit 8 Word Address Programming 79

Reading Target 79

Text 79

Words Study 81

Language Study 82

Translation 83

Supplementary Reading Preparatory Commands 84

Unit 9 Basic Programming 92

Reading Target 92

Text 92

Words Study 94

Language Study 95

Translation 96

Supplementary Reading Circular Interpolation 96

Unit 10 Program Flow 100

Reading Target 100

Text 100

Words Study 103

Language Study 103

Translation 104

Supplementary Reading Looping Logic in Programs 105

Unit 11 Tool Length Offsets and Zero Presets 108

Reading Target 108

Text 108

Words Study 111

Language Study 111

Translation 112

Supplementary Reading Setting Up Offsets 113

Unit 12 Tool Radius Compensation 115

Reading Target 115

Text 115

Words Study 117

Language Study 118

Translation 119

Supplementary Reading Automatic Tool Radius Compensation 120

Unit 13 CAD and CAM 127

Reading Target 127

Text 127

Words Study 130

Language Study 131

Translation 132

Supplementary Reading What is CAD/CAM Software? 133

Unit 14 Beyond CNC Machining 139

Reading Target 139

Text 139

Words Study 142

Language Study 143

Translation 144

Supplementary Reading Operational Strategies within CIM 145

Vocabulary 147

参考文献 162